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Finding the Fourth Proportional to 583.16, 874.28 and 400.01

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Solution

The fourth proportional to 583.16, 874.28 and 400.01 is: 599.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    583.16 : 874.28 = 400.01 : x
  2. Step 2: Convert to fraction form
    583.16/874.28 = 400.01/x
  3. Step 3: Cross multiply
    583.16x = 874.28 × 400.01
  4. Step 4: Simplify right side
    583.16x = 349,723.93
  5. Step 5: Solve for x
    x = 349,723.93/583.16
  6. Step 6: Final answer
    x = 599.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.